Base | Representation |
---|---|
bin | 110110110101… |
… | …0001010011011 |
3 | 2000002110122022 |
4 | 1231222022123 |
5 | 24324341040 |
6 | 2504045055 |
7 | 466224506 |
oct | 155521233 |
9 | 60073568 |
10 | 28746395 |
11 | 15254657 |
12 | 976378b |
13 | 5c56502 |
14 | 3b6413d |
15 | 27cc6b5 |
hex | 1b6a29b |
28746395 has 8 divisors (see below), whose sum is σ = 35685360. Its totient is φ = 22204000.
The previous prime is 28746391. The next prime is 28746397. The reversal of 28746395 is 59364782.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28746395 - 22 = 28746391 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28746391) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98981 + ... + 99270.
It is an arithmetic number, because the mean of its divisors is an integer number (4460670).
Almost surely, 228746395 is an apocalyptic number.
28746395 is a deficient number, since it is larger than the sum of its proper divisors (6938965).
28746395 is a wasteful number, since it uses less digits than its factorization.
28746395 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 198285.
The product of its digits is 362880, while the sum is 44.
The square root of 28746395 is about 5361.5664688596. The cubic root of 28746395 is about 306.3334788395. Note that the first 3 decimals are identical.
The spelling of 28746395 in words is "twenty-eight million, seven hundred forty-six thousand, three hundred ninety-five".
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